3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('name'=>'bar'); $_SESSION['acc'] = $a; $_SESSION['name'] = 'baz'; var_dump($_SESSION['acc']['foo']);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.40.0110.00418.71
8.3.30.0120.00619.00
8.3.20.0040.00420.26
8.3.10.0080.00022.05
8.3.00.0040.00422.46
8.2.170.0140.00022.96
8.2.160.0110.00319.24
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0090.00317.50
8.2.110.0090.00022.09
8.2.100.0060.00618.34
8.2.90.0000.00919.21
8.2.80.0030.00617.97
8.2.70.0030.00617.63
8.2.60.0030.00918.04
8.2.50.0040.00418.07
8.2.40.0060.00318.28
8.2.30.0040.00417.99
8.2.20.0000.00817.77
8.2.10.0040.00417.79
8.2.00.0050.00517.71
8.1.270.0060.00618.62
8.1.260.0050.00326.35
8.1.250.0110.00328.09
8.1.240.0030.00623.71
8.1.230.0040.00719.15
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0070.00417.23
8.1.190.0040.00417.40
8.1.180.0040.00418.82
8.1.170.0080.00318.58
8.1.160.0000.00722.00
8.1.150.0020.00518.63
8.1.140.0040.00417.44
8.1.130.0000.00717.80
8.1.120.0030.00417.36
8.1.110.0000.00717.49
8.1.100.0040.00417.34
8.1.90.0080.00017.48
8.1.80.0030.00317.48
8.1.70.0000.00717.29
8.1.60.0060.00317.59
8.1.50.0070.00017.46
8.1.40.0070.00017.40
8.1.30.0040.00417.59
8.1.20.0000.00917.51
8.1.10.0040.00417.52
8.1.00.0000.00717.48
8.0.300.0040.00418.77
8.0.290.0070.00017.16
8.0.280.0030.00318.39
8.0.270.0050.00317.16
8.0.260.0060.00016.93
8.0.250.0060.00016.96
8.0.240.0040.00716.90
8.0.230.0070.00016.89
8.0.220.0070.00016.95
8.0.210.0030.00316.87
8.0.200.0060.00016.94
8.0.190.0000.00816.89
8.0.180.0060.00317.00
8.0.170.0000.00716.93
8.0.160.0000.00816.80
8.0.150.0030.00616.93
8.0.140.0000.00916.77
8.0.130.0060.00013.34
8.0.120.0030.00516.84
8.0.110.0030.00516.88
8.0.100.0000.00716.75
8.0.90.0030.00516.93
8.0.80.0090.00616.98
8.0.70.0050.00316.84
8.0.60.0030.00516.88
8.0.50.0000.00716.96
8.0.30.0120.00617.16
8.0.20.0080.01017.40
8.0.10.0000.00716.85
8.0.00.0120.00616.88
7.4.330.0020.00215.00
7.4.320.0000.00616.55
7.4.300.0000.00616.59
7.4.290.0060.00316.60
7.4.280.0000.00716.58
7.4.270.0030.00316.54
7.4.260.0000.00716.52
7.4.250.0070.00016.60
7.4.240.0030.00316.56
7.4.230.0030.00316.68
7.4.220.0120.00616.63
7.4.210.0090.00516.54
7.4.200.0030.00316.59
7.4.190.0050.00216.68
7.4.160.0060.00916.69
7.4.150.0200.00317.40
7.4.140.0130.00617.86
7.4.130.0160.01816.51
7.4.120.0070.00916.48
7.4.110.0000.01716.66
7.4.100.0100.00616.36
7.4.90.0110.00816.43
7.4.80.0090.00919.39
7.4.70.0080.01216.44
7.4.60.0110.00516.38
7.4.50.0000.00616.57
7.4.40.0030.01422.77
7.4.30.0060.01216.64
7.4.10.0060.01014.82
7.4.00.0070.00914.85
7.3.330.0000.00513.10
7.3.320.0070.00013.13
7.3.310.0030.00316.19
7.3.300.0030.00316.19
7.3.290.0130.00716.27
7.3.280.0080.00916.25
7.3.270.0140.00317.40
7.3.260.0170.00416.50
7.3.250.0080.00916.52
7.3.240.0130.01016.49
7.3.230.0120.01016.44
7.3.210.0070.01016.41
7.3.200.0080.01319.39
7.3.190.0060.01316.61
7.3.180.0180.00316.38
7.3.170.0060.01016.42
7.3.160.0130.00316.53
7.3.130.0130.00314.93
7.3.120.0080.00814.91
7.3.110.0070.00515.05
7.3.100.0090.00414.75
7.3.90.0070.00714.82
7.3.80.0060.00614.98
7.3.70.0050.00714.88
7.3.60.0040.01114.91
7.3.50.0070.00714.85
7.3.40.0040.00914.90
7.3.30.0020.00814.82
7.3.20.0030.00716.78
7.3.10.0050.01016.84
7.3.00.0050.01216.77
7.2.330.0120.00616.70
7.2.320.0100.01016.36
7.2.310.0030.01316.57
7.2.300.0110.00716.24
7.2.290.0070.01016.65
7.2.260.0070.01114.91
7.2.250.0080.00915.19
7.2.240.0080.00914.88
7.2.230.0080.00715.13
7.2.220.0070.00715.17
7.2.210.0080.00714.90
7.2.200.0050.01014.96
7.2.190.0050.01114.85
7.2.180.0080.00614.89
7.2.170.0050.01015.06
7.2.160.0000.01214.53
7.2.150.0030.01217.00
7.2.140.0000.01217.08
7.2.130.0040.00816.77
7.2.120.0040.00716.65
7.2.110.0120.00316.64
7.2.100.0040.01116.49
7.2.90.0100.00316.89
7.2.80.0040.01116.70
7.2.70.0110.00416.91
7.2.60.0030.00616.91
7.2.50.0060.00916.85
7.2.40.0100.00016.96
7.2.30.0070.01116.93
7.2.20.0040.00716.72
7.2.10.0030.01016.89
7.2.00.0020.01218.21
7.1.330.0070.00715.94
7.1.320.0090.00515.94
7.1.310.0110.00315.91
7.1.300.0050.00815.80
7.1.290.0050.00615.73
7.1.280.0030.00815.72
7.1.270.0040.01115.79
7.1.260.0080.00715.71
7.1.250.0040.01115.48
7.1.240.0120.00015.92
7.1.230.0080.00315.77
7.1.220.0030.01015.92
7.1.210.0030.00615.64
7.1.200.0140.00015.88
7.1.190.0030.01015.53
7.1.180.0100.00315.88
7.1.170.0070.00715.64
7.1.160.0030.01015.80
7.1.150.0030.01415.63
7.1.140.0000.00915.79
7.1.130.0080.00416.01
7.1.120.0060.01015.64
7.1.110.0080.00415.84
7.1.100.0030.00516.72
7.1.90.0060.01015.83
7.1.80.0000.01515.67
7.1.70.0050.00516.48
7.1.60.0090.01217.90
7.1.50.0080.00516.38
7.1.40.0040.00415.82
7.1.30.0100.00715.59
7.1.20.0040.01115.80
7.1.10.0060.00615.98
7.1.00.0050.02718.98
7.0.330.0040.00815.07
7.0.320.0060.00315.27
7.0.310.0070.00415.08
7.0.300.0000.01215.25
7.0.290.0070.00715.21
7.0.280.0030.01415.32
7.0.270.0070.00715.10
7.0.260.0080.00415.34
7.0.250.0000.01415.38
7.0.240.0000.01515.04
7.0.230.0000.01115.35
7.0.220.0030.01315.40
7.0.210.0040.01015.25
7.0.200.0010.00616.01
7.0.190.0060.00315.43
7.0.180.0000.01415.35
7.0.170.0080.00415.18
7.0.160.0060.00615.13
7.0.150.0090.00315.39
7.0.140.0020.04518.57
7.0.130.0000.01515.52
7.0.120.0090.00615.50
7.0.110.0030.01015.32
7.0.100.0060.00615.16
7.0.90.0070.00715.27
7.0.80.0070.00715.54
7.0.70.0030.00715.22
7.0.60.0080.03017.78
7.0.50.0050.04416.67
7.0.40.0030.02616.65
7.0.30.0220.03316.71
7.0.20.0170.04516.85
7.0.10.0100.02516.84
7.0.00.0060.04316.74
5.6.400.0040.01114.22
5.6.390.0070.00414.49
5.6.380.0060.00614.57
5.6.370.0080.00813.84
5.6.360.0070.00414.48
5.6.350.0060.00914.56
5.6.340.0060.00314.28
5.6.330.0030.01014.46
5.6.320.0080.00814.63
5.6.310.0040.00814.20
5.6.300.0110.00414.32
5.6.290.0060.00614.02
5.6.280.0120.03417.76
5.6.270.0090.00614.24
5.6.260.0000.01214.23
5.6.250.0060.00314.14
5.6.240.0070.00714.35
5.6.230.0110.00414.07
5.6.220.0040.00814.23
5.6.210.0030.04717.58
5.6.200.0070.03616.43
5.6.190.0080.02317.33
5.6.180.1970.02017.49
5.6.170.0150.03417.50
5.6.160.0110.04017.46
5.6.150.0050.04216.15
5.6.140.0080.04316.21
5.6.130.0060.03816.14
5.6.120.0100.02017.63
5.6.110.0080.04217.57
5.6.100.0110.03117.63
5.6.90.0050.02517.63
5.6.80.0060.04417.41
5.6.70.0110.04517.35
5.6.60.0060.00314.27
5.6.50.0110.00014.51
5.6.40.0070.00714.25
5.6.30.0070.00314.07
5.6.20.0040.00814.29
5.6.10.0070.00714.25
5.6.00.0070.00714.22
5.5.380.0100.00314.20
5.5.370.0080.00814.59
5.5.360.0090.00614.40
5.5.350.0020.04217.24
5.5.340.0050.04516.08
5.5.330.0070.03717.27
5.5.320.0150.04217.17
5.5.310.0180.03017.16
5.5.300.0050.04915.97
5.5.290.0050.04716.28
5.5.280.0050.02317.32
5.5.270.0080.04517.65
5.5.260.0080.04517.49
5.5.250.0080.04617.26
5.5.240.0080.04017.20
5.5.230.0000.01514.41
5.5.220.0030.01214.36
5.5.210.0060.00314.01
5.5.200.0030.00914.09
5.5.190.0110.00414.33
5.5.180.0000.01213.92
5.5.170.0090.00014.30
5.5.160.0030.00614.27
5.5.150.0000.01114.34
5.5.140.0090.00314.10
5.5.130.0030.01014.30
5.5.120.0000.01813.84
5.5.110.0070.00714.00
5.5.100.0100.00313.87
5.5.90.0030.01313.96
5.5.80.0030.01314.19
5.5.70.0100.00714.42
5.5.60.0000.01014.41
5.5.50.0060.00614.43
5.5.40.0000.01414.39
5.5.30.0060.00614.28
5.5.20.0060.00614.28
5.5.10.0040.01114.14
5.5.00.0040.00813.91
5.4.450.0430.04115.37
5.4.440.0320.03115.01
5.4.430.0080.02815.38
5.4.420.0200.03315.30
5.4.410.0400.03115.21
5.4.400.0160.03514.75
5.4.390.0550.03114.69
5.4.380.0100.03514.56
5.4.370.0120.02714.91
5.4.360.0070.03214.85
5.4.350.0110.02814.88
5.4.340.0100.02714.79
5.4.330.0030.00311.04
5.4.320.0080.02011.72
5.4.310.0030.02711.60
5.4.300.0060.02211.70
5.4.290.0080.01811.71
5.4.280.0090.01911.54
5.4.270.0050.02111.71
5.4.260.0060.03414.85
5.4.250.0080.03514.70
5.4.240.0100.04114.81
5.4.230.0140.02214.87
5.4.220.0100.02714.84
5.4.210.0030.03615.00
5.4.200.0070.03514.87
5.4.190.0070.02814.87
5.4.180.0070.03014.81
5.4.170.0070.02814.77
5.4.160.0080.03914.91
5.4.150.0030.03514.88
5.4.140.0050.03313.66
5.4.130.0100.03513.67
5.4.120.0060.03013.61
5.4.110.0150.02713.63
5.4.100.0060.02813.52
5.4.90.0030.02913.68
5.4.80.0080.03213.56
5.4.70.0060.03913.62
5.4.60.0090.02313.71
5.4.50.0100.02813.63
5.4.40.0100.02813.58
5.4.30.0050.03213.74
5.4.20.0060.02613.66
5.4.10.0090.03213.74
5.4.00.0100.03513.32
5.3.290.0060.02111.65
5.3.280.0110.03412.46
5.3.270.0050.02912.51
5.3.260.0100.03912.54
5.3.250.0070.03512.61
5.3.240.0100.02612.21
5.3.230.0050.03012.52
5.3.220.0100.02412.36
5.3.210.0170.02012.45
5.3.200.0050.02612.47
5.3.190.0060.03612.48
5.3.180.0180.03212.46
5.3.170.0060.02712.59
5.3.160.0080.02312.49
5.3.150.0060.02812.52
5.3.140.0120.03012.61
5.3.130.0080.03812.51
5.3.120.0080.03812.53
5.3.110.0030.03312.61
5.3.100.0050.03512.24
5.3.90.0060.03212.18
5.3.80.0100.02912.22
5.3.70.0130.02312.20
5.3.60.0130.03212.21
5.3.50.0030.03512.13
5.3.40.0050.03512.12
5.3.30.0050.02612.14
5.3.20.0070.03511.97
5.3.10.0050.02811.87
5.3.00.0030.03311.88
5.2.170.0100.05711.05
5.2.160.0130.05311.04
5.2.150.0100.05711.06
5.2.140.0070.05711.07
5.2.130.0200.04011.11
5.2.120.0170.04711.11
5.2.110.0100.05311.03
5.2.100.0030.05011.13
5.2.90.0070.04311.10
5.2.80.0070.04710.85
5.2.70.0130.04010.98
5.2.60.0030.05311.16
5.2.50.0070.04711.03
5.2.40.0170.04310.99
5.2.30.0070.06310.73
5.2.20.0270.02710.97
5.2.10.0100.04310.89
5.2.00.0070.03710.87
5.1.60.0130.0409.93
5.1.50.0100.04310.02
5.1.40.0100.03010.03
5.1.30.0100.04010.26
5.1.20.0170.04010.41
5.1.10.0070.04310.02
5.1.00.0130.04310.21
5.0.50.0070.0378.77
5.0.40.0100.0338.55
5.0.30.0030.0538.25
5.0.20.0070.0378.27
5.0.10.0130.0208.25
5.0.00.0100.0478.39
4.4.90.0070.0177.55
4.4.80.0070.0177.55
4.4.70.0100.0237.55
4.4.60.0100.0237.55
4.4.50.0030.0277.55
4.4.40.0070.0407.55
4.4.30.0100.0177.55
4.4.20.0030.0237.55
4.4.10.0030.0307.55
4.4.00.0030.0407.55
4.3.110.0130.0237.55
4.3.100.0070.0207.55
4.3.90.0030.0307.55
4.3.80.0030.0337.55
4.3.70.0000.0337.55
4.3.60.0030.0207.55
4.3.50.0070.0177.55
4.3.40.0070.0307.55
4.3.30.0030.0307.55
4.3.20.0030.0277.55
4.3.10.0030.0207.55
4.3.00.0200.0136.84

preferences:
41.22 ms | 400 KiB | 5 Q